Finding the Fourth Proportional to 3,536,620.68, 5,305,966.20 and 1,140,417.12
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Solution
The fourth proportional to 3,536,620.68, 5,305,966.20 and 1,140,417.12 is: 1,710,959.48
Step by Step Solution
- Step 1: Write the proportion equation
3,536,620.68 : 5,305,966.20 = 1,140,417.12 : x - Step 2: Convert to fraction form
3,536,620.68/5,305,966.20 = 1,140,417.12/x - Step 3: Cross multiply
3,536,620.68x = 5,305,966.20 × 1,140,417.12 - Step 4: Simplify right side
3,536,620.68x = 6,051,014,692,621.35 - Step 5: Solve for x
x = 6,051,014,692,621.35/3,536,620.68 - Step 6: Final answer
x = 1,710,959.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.